How does one add virtual ports?

On Monday, July 22, 2013, Ben Pfaff wrote:

> In the most ordinary case (as you show) the ports you add with
> add-port should exist as network devices.
>
> On Mon, Jul 22, 2013 at 11:26:57PM +0200, Benjamin Lunsky wrote:
> > Physically no - I'm trying to add a virtual port to a virtual bridge
> > / switch.
> >
> >
> >
> > Benjamin Lunsky
> > [email protected] <javascript:;>
> >
> >
> > ---
> >
> >
> >
> >
> > On 22 Jul 2013, at 11:05 PM, Ben Pfaff <[email protected] <javascript:;>>
> wrote:
> >
> > > And does p1 exist?
> > >
> > > On Mon, Jul 22, 2013 at 11:03:42PM +0200, Benjamin Lunsky wrote:
> > >> The error is logged as follows:
> > >> ioctl(SIOCGIFINDEX) on p1 device failed: No such device
> > >>
> > >>
> > >>
> > >>
> > >>
> > >> Benjamin Lunsky
> > >> [email protected] <javascript:;>
> > >>
> > >>
> > >> ---
> > >>
> > >>
> > >>
> > >>
> > >> On 22 Jul 2013, at 10:35 PM, Ben Pfaff <[email protected] <javascript:;>>
> wrote:
> > >>
> > >>> On Mon, Jul 22, 2013 at 12:20:02PM +0200, Benjamin Lunsky wrote:
> > >>>> ovs-vsctl add-br br1 -- set bridge br1 datapath_type=netdev
> > >>>> ovs-vsctl add-port br1 p1 -- set interface p1 ofport_request=1 --
> > >>>>
> > >>>> The second line causes an error in lib/netdev-linux.c in the
> > >>>> do_get_ifindex function - an error value of 19 is returned.
> > >>>
> > >>> No one knows what an error value of 19 means.  The function logs the
> > >>> actual name of the error, please tell us what it is.
> > >>
> >
>
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